The value plural applies to common and proper nouns. The criterion is a morphosyntactic one and not a semantic one.
| numb=pl | |||
| D e s c r i p t i o n | E x a m p l e s | ||
| Common nouns | le monete/pl | ||
| gli studenti/pl | |||
| i dollari/pl | |||
| Proper nouns | gli Appennini/pl | ||
| le due Americhe/pl | |||